Voids in fiber-reinforced polymer composites: A review on their formation, characteristics, and effects on mechanical performance

M Mehdikhani, L Gorbatikh… - Journal of …, 2019 - journals.sagepub.com
Voids, the most studied type of manufacturing defects, form very often in processing of fiber-
reinforced composites. Due to their considerable influence on physical and …

Process induced defects in liquid molding processes of composites

YK Hamidi, MC Altan - International Polymer Processing, 2017 - degruyter.com
Abstract Liquid Composite Molding (LCM) processes are cost efficient manufacturing
alternatives to traditional autoclave technology for producing near-net shape structural …

Modeling void formation and unsaturated flow in liquid composite molding processes: a survey and review

CH Park, L Woo - Journal of reinforced plastics and …, 2011 - journals.sagepub.com
In this study, we present a review of the modeling of void formation and unsaturated flow in
liquid composite molding processes. We examine modeling efforts considering all the …

[HTML][HTML] Experimental characterization of voids in high fibre volume fraction composites processed by high injection pressure RTM

M Bodaghi, C Cristóvão, R Gomes… - Composites Part A: Applied …, 2016 - Elsevier
Replacing autoclave processes is a well-known industry drive in the composites community.
One of the most recognized candidates for this replacement is high injection pressure resin …

[HTML][HTML] On the 3D void formation of hybrid carbon/glass fiber composite laminates: A statistical approach

FM Monticeli, JHS Almeida Jr, RM Neves… - Composites Part A …, 2020 - Elsevier
This work aims at assessing the effect of the stacking sequence of hybrid laminates on the
3D void formation through a statistical approach. For that purpose, a three-dimensional …

Critical void content for thermoset composite laminates

ZS Guo, L Liu, BM Zhang, S Du - Journal of Composite …, 2009 - journals.sagepub.com
An experimental program to characterize the effect of voids on the strength of composite
laminates is presented. The adequacy of a fracture criterion to represent the experimental …

Prediction of void growth and fiber volume fraction based on filament winding process mechanics

Q Wang, T Li, B Wang, C Liu, Q Huang, M Ren - Composite Structures, 2020 - Elsevier
The void growth and fiber volume fraction in filament winding composites are critical to the
mechanical performance of composite structures. In this paper, a comprehensive prediction …

[HTML][HTML] Three-dimensional porosity characterization in carbon/glass fiber epoxy hybrid composites

FM Monticeli, HL Ornaghi Jr, HJC Voorwald… - Composites Part A …, 2019 - Elsevier
The main objective of this study is to analyze the effect of the stacking sequence of
glass/carbon-reinforced hybrid composites on the impregnation quality and on the formation …

High-resolution computed tomography in resin infused woven carbon fibre composites with voids

SM Sisodia, SC Garcea, AR George… - … Science and Technology, 2016 - Elsevier
Tomographic imaging using both microfocus radiation and synchrotron radiation was
performed to assess the void defects in resin transfer moulded woven carbon fibre …

Void content determination of carbon fiber reinforced polymers: a comparison between destructive and non-destructive methods

M Elkolali, LP Nogueira, PO Rønning, A Alcocer - Polymers, 2022 - mdpi.com
The properties of composite materials are highly dependent on the fiber and matrix fraction
and on the porosity resulting from micro voids. This paper addresses void content …